Finding the Fourth Proportional to 69,231, 95,539.18 and 40,567.58

Step by Step Solution

1. Step 1: Write the proportion equation
   69,231 : 95,539.18 = 40,567.58 : x
2. Step 2: Convert to fraction form
   69,231/95,539.18 = 40,567.58/x
3. Step 3: Cross multiply
   69,231x = 95,539.18 × 40,567.58
4. Step 4: Simplify right side
   69,231x = 3,875,793,327.78
5. Step 5: Solve for x
   x = 3,875,793,327.78/69,231
6. Step 6: Final answer
   x = 55,983.49